Various KDE applications:

* ark: manager for compressed files and archives
* kab: address book
* karm: tracks time spend per task or project
* kcalc: scientific calculator
* kcharselect: select special characters from any fonts and put them into
               the clipboard
* charselectapplet: dito, but as a Kicker applet
* kcardtools: 
* kdepasswd: like 'passwd', a graphical password changer
* kdessh: front end to ssh
* kdf: like 'df', a graphical free disk space viewer
* kedit: a simple text editor, without formatting like bold, italics etc
* kfloppy: format a floppy disks with this app
* khexedit: binary file editor
* kjots: manages several "books" with a subject and notes
* klaptopdaemon: battery and power management, including KControl plugins
* kljettool: configure a HL LaserJet from KDE
* klpq: front end to 'lpq', 'lprm' and 'lpc'
* klprfax: send faxes by printing to a lpr device, needs efax and ghostscript
* knotes: paste yellow notes all over your screen, virtually of course
* kpm: combines 'ps', 'top' and 'kill' into a visual process watcher
* kregexpeditor: graphical regular expression editor
* ktimer: execute programs after some time
